QgsExpression::NodeCondition Class Reference

#include <qgsexpression.h>

Inheritance diagram for QgsExpression::NodeCondition:

Collaboration diagram for QgsExpression::NodeCondition:

List of all members.

Public Member Functions
	NodeCondition (WhenThenList *conditions, Node *elseExp=NULL)
	~NodeCondition ()
virtual void	accept (Visitor &v) const
virtual QString	dump () const
virtual QVariant	eval (QgsExpression *parent, QgsFeature *f)
virtual bool	needsGeometry () const
virtual NodeType	nodeType () const
virtual bool	prepare (QgsExpression *parent, const QgsFields &fields)
virtual QStringList	referencedColumns () const
Protected Attributes
WhenThenList	mConditions
Node *	mElseExp

---

Detailed Description

Definition at line 549 of file qgsexpression.h.

---

Constructor & Destructor Documentation

QgsExpression::NodeCondition::NodeCondition	(	WhenThenList *	conditions,
		Node *	elseExp = NULL
	)		[inline]

Definition at line 552 of file qgsexpression.h.

QgsExpression::NodeCondition::~NodeCondition

(

)

[inline]

Definition at line 553 of file qgsexpression.h.

---

Member Function Documentation

virtual void QgsExpression::NodeCondition::accept

(

Visitor &

v

)

const [inline, virtual]

Implements QgsExpression::Node.

Definition at line 562 of file qgsexpression.h.

References QgsExpression::Visitor::visit().

QString QgsExpression::NodeCondition::dump

(

)

const [virtual]

Implements QgsExpression::Node.

Definition at line 2315 of file qgsexpression.cpp.

References QgsExpression::Node::dump(), QgsExpression::WhenThen::mThenExp, and QgsExpression::WhenThen::mWhenExp.

QVariant QgsExpression::NodeCondition::eval	(	QgsExpression *	parent,
		QgsFeature *	f
	)		[virtual]

Implements QgsExpression::Node.

Definition at line 2273 of file qgsexpression.cpp.

References ENSURE_NO_EVAL_ERROR, QgsExpression::Node::eval(), getTVLValue(), QgsExpression::WhenThen::mThenExp, QgsExpression::WhenThen::mWhenExp, and True.

bool QgsExpression::NodeCondition::needsGeometry

(

)

const [virtual]

Implements QgsExpression::Node.

Definition at line 2341 of file qgsexpression.cpp.

References QgsExpression::WhenThen::mThenExp, QgsExpression::WhenThen::mWhenExp, and QgsExpression::Node::needsGeometry().

virtual NodeType QgsExpression::NodeCondition::nodeType

(

)

const [inline, virtual]

Implements QgsExpression::Node.

Definition at line 555 of file qgsexpression.h.

bool QgsExpression::NodeCondition::prepare	(	QgsExpression *	parent,
		const QgsFields &	fields
	)		[virtual]

Implements QgsExpression::Node.

Definition at line 2299 of file qgsexpression.cpp.

References QgsExpression::WhenThen::mThenExp, QgsExpression::WhenThen::mWhenExp, and QgsExpression::Node::prepare().

QStringList QgsExpression::NodeCondition::referencedColumns

(

)

const [virtual]

Implements QgsExpression::Node.

Definition at line 2327 of file qgsexpression.cpp.

References QgsExpression::WhenThen::mThenExp, QgsExpression::WhenThen::mWhenExp, and QgsExpression::Node::referencedColumns().

---

Member Data Documentation

WhenThenList QgsExpression::NodeCondition::mConditions [protected]

Definition at line 565 of file qgsexpression.h.

Node* QgsExpression::NodeCondition::mElseExp [protected]

Definition at line 566 of file qgsexpression.h.

---

The documentation for this class was generated from the following files:

• src/core/qgsexpression.h
• src/core/qgsexpression.cpp